Our current product refers to TI's C2541, which mainly realizes short-distance wireless connection with a small amount of data, mainly voice data transmission.
The product has two parts: key unit and main unit. Each key unit and main unit has 1pcs CC2541. The main unit needs to communicate with the mobile phone. The scheme needs low power consumption. Vehicle products. Is there any other scheme?
Please provide detailed design information of CC2541. TI's official website is not complete, especially the antenna design information is not found.